Or am I too fussy coz I am a perfectionist??
I know what you mean, because I'm like that too... But I'm afraid the reality is that a faithful reconstruction would be more expensive, difficult and would take more time.
Here's an interesting article about the pretty "barbaric" reconstruction of tenement houses in Gdańsk during communist times:
This is an example of not a very faithful reconstruction of such tenement house - on the left the scientific reconstruction and on the right the project approved for realisation:
The project on the right is simplified and has more storeys - probably to fit in more flats for people to live in.